Pith Number

pith:B4LQPDBS

pith:2013:B4LQPDBSX5FBBBELRNTK2GOFJB

not attested not anchored not stored refs pending

A photometric comprehensive study of circumnuclear star forming rings: the sample

Angeles I. D\'iaz, Elena Terlevich, Mar \'Alvarez-\'Alvarez, Roberto Terlevich

arxiv:1311.1653 v3 · 2013-11-07 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4LQPDBSX5FBBBELRNTK2GOFJB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:53:35.300949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f17078c32bf4a10848b8b66ad19c54869ef80dcd70c6d0cadf2648de9402029

Aliases

arxiv: 1311.1653 · arxiv_version: 1311.1653v3 · doi: 10.48550/arxiv.1311.1653 · pith_short_12: B4LQPDBSX5FB · pith_short_16: B4LQPDBSX5FBBBEL · pith_short_8: B4LQPDBS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/B4LQPDBSX5FBBBELRNTK2GOFJB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0f17078c32bf4a10848b8b66ad19c54869ef80dcd70c6d0cadf2648de9402029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e81afd48f545f224e3c8aec498ad090df064bcedd3a2debe9d8f7e711c3d5e4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-07T12:20:40Z",
    "title_canon_sha256": "ceda747066270d175439491bbafa4456dbbfa7644db152f00c7051f25d73ae49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1653",
    "kind": "arxiv",
    "version": 3
  }
}